APA (7th ed.) Citation

Roth, C. B., & Alexander, R. (1983). Secrets of closing sales (5th ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Roth, Charles B., and Roy Alexander. Secrets of Closing Sales. 5th ed. Englewood Cliffs, NJ: Prentice-Hall, 1983.

MLA (9th ed.) Citation

Roth, Charles B., and Roy Alexander. Secrets of Closing Sales. 5th ed. Prentice-Hall, 1983.